In Iraq, 12 people have been killed and 20 others injured in a car blast that targeted the Presidential Palaces compound in Tikrit city on Monday. Voice of Iraq news agency quoting Salah al-Din police command sources has reported that the attack carried out by a suicide bomber, who blew up a booby-trapped car against the Presidential Palaces compound in central Tikrit. The killed include 4 Army officers and 5 soldiers. The agency reported that the attack took place during celebrations to hand over the mission of protecting the Presidential Palaces compound to the Iraqi troops. The Iraqi and the American troops have closed the entrance of the compound.